Simpson Lake

Ferry County, WA

GOConfidence · Low
Best bite window
The highlighted window has passed. This read is still based on the latest cached weather; use the 7-Day forecast below for the next window.
Main reason
dry conditions across the window

GO on Simpson Lake — light winds and steady pressure trend for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window
GO

Fri · Jul 24, 8 AM → 12 PM (America/Los_Angeles)

Full read

The latest cached fishing-weather read for Simpson Lake in Ferry County, WA is GO. Its highlighted window has passed, so use the 7-day forecast below for the next available window. The main factor in its favor was dry conditions across the window. Its cached forecast evidence included wind near 5 mph out of the northwest, gusting to 8 mph; surface pressure near 967 hPa on a steady trend; 0.00 inches of rain; and air temperature near 75 °F with overcast dominant. Confidence in this cached read is low; it was generated July 23, 2026, 11:22 AM UTC, and reads refresh on a daily cadence. This is a weather-only read built from forecast weather; it does not yet use on-water reports, and confidence is capped until local water data or feedback exists.

UPDATED July 23, 2026, 11:22 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
5mph

NW · gust 8

Rain / Weather
0in

Overcast

Temp
75°F

24°C · hum 38%

Pressure
28.56inHg

Steady

7-Day Fishing Forecast

One read per day — the bite call, the window, the weather behind it

  1. Thu · Jul 23
    Window passed
    GO
    Dry conditions across the window
    99° / 72°F
    5 mph · NWgust 33
    0.02 in
    ↓ 0.0 hPa
  2. Fri · Jul 24
    8 AM → 12 PM
    GO
    Dry conditions across the window
    100° / 73°F
    4 mph · Sgust 23
    0.00 in
    ↓ -4.6 hPa
  3. Sat · Jul 25
    7 AM → 11 AM
    GO
    Dry conditions across the window
    93° / 66°F
    4 mph · Sgust 28
    0.00 in
    ↓ +3.2 hPa
  4. Sun · Jul 26
    7 AM → 11 AM
    GO
    Dry conditions across the window
    90° / 57°F
    4 mph · SEgust 11
    0.00 in
    ↓ +0.9 hPa
  5. Mon · Jul 27
    7 AM → 11 AM
    GO
    Dry conditions across the window
    90° / 59°F
    4 mph · Sgust 13
    0.00 in
    ↓ +0.1 hPa
  6. Tue · Jul 28
    7 AM → 11 AM
    GO
    Dry conditions across the window
    91° / 61°F
    3 mph · Sgust 11
    0.00 in
    ↓ -1.6 hPa
  7. Wed · Jul 29
    11 AM → 3 PM
    GO
    Dry conditions across the window
    99° / 61°F
    3 mph · Sgust 14
    0.00 in
    ↓ -3.0 hPa

Last 3 days

Recent context — what just happened

Pressure
Falling
-4.5 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Calm wind
6 mph · gust 17 · NW
Temperature
Warmer
+11.5°F over 72h102–59°F range

Weather-only read. Confidence is capped until local water data or feedback exists.

Nearby waters

Weather data by Open-Meteo — CC BY 4.0. Fishing Weather derives the fishing read.